青云翻译

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The design for machine tool headstock design, and headstock are core components of machine tools. Mainly by the start-stop device, brake, and transmission components. By comparison to similar machines at home and abroad, and on the access to relevant information, designed to meet headstock design re

正在翻译，请等待...

正在翻译，请等待...

The design for machine tool headstock design, and headstock are core components of machine tools. Mainly by the start-stop device, brake, and transmission components. By comparison to similar machines at home and abroad, and on the access to relevant information, designed to meet headstock design re